Home / 45,159.48-67,726.80-25,144.38

Finding the Fourth Proportional to 45,159.48, 67,726.80 and 25,144.38

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Solution

The fourth proportional to 45,159.48, 67,726.80 and 25,144.38 is: 37,709.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,159.48 : 67,726.80 = 25,144.38 : x
  2. Step 2: Convert to fraction form
    45,159.48/67,726.80 = 25,144.38/x
  3. Step 3: Cross multiply
    45,159.48x = 67,726.80 × 25,144.38
  4. Step 4: Simplify right side
    45,159.48x = 1,702,948,395.38
  5. Step 5: Solve for x
    x = 1,702,948,395.38/45,159.48
  6. Step 6: Final answer
    x = 37,709.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.